jfrog-cli-plugins-developer-guide improvements (#951)
jfrog-cli-plugins-developer-guide improvements (#951)

* jfrog-cli-plugins-developer-guide improvements

* CR fix

* jfrog-cli-plugins-developer-guide improvements
JFrogDev/jfrog-cli-go,JFrogDev/jfrog-cli-go,JFrogDev/jfrog-cli-go,JFrogDev/jfrog-cli-go